Home / 858,568.42-1,184,765.14-476,565.12

Finding the Fourth Proportional to 858,568.42, 1,184,765.14 and 476,565.12

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Solution

The fourth proportional to 858,568.42, 1,184,765.14 and 476,565.12 is: 657,626.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,568.42 : 1,184,765.14 = 476,565.12 : x
  2. Step 2: Convert to fraction form
    858,568.42/1,184,765.14 = 476,565.12/x
  3. Step 3: Cross multiply
    858,568.42x = 1,184,765.14 × 476,565.12
  4. Step 4: Simplify right side
    858,568.42x = 564,617,741,115.92
  5. Step 5: Solve for x
    x = 564,617,741,115.92/858,568.42
  6. Step 6: Final answer
    x = 657,626.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.